Add updated Cognito IDP service models

Customizations:

 - Blacklist associateSoftwareToken
 - Rename AccountTakeoverActionType$Notify to SendNotification

Author: dagnir

services/cognitoidentityprovider/src/main/resources/codegen-resources/customization.config

@@ -0,0 +1,20 @@
+{
+    "authPolicyActions": {
+        "skip": true
+    },
+    "blacklistedSimpleMethods" : [
+        "associateSoftwareToken"
+    ],
+    "shapeModifiers" : {
+        "AccountTakeoverActionType" : {
+            "modify" : [
+                {
+                    // Clashes with Object#notify
+                    "Notify": {
+                        "emitPropertyName" : "SendNotification"
+                    }
+                }
+            ]
+        }
+    }
+}